Chota Imambara, also known as Imambara Hussainabad Mubarak is an imposing monument located in the city of Lucknow, Uttar Pradesh, India.Built as an imambara or a congregation hall for Shia Muslims, by Muhammad Ali Shah, the Nawab of Awadh in 1838, it was to serve as a mausoleum for himself and his mother, who is buried beside him.